Accessory structures in the ORL and LI zones shall not exceed the height of the principal building. In the RE and RR-5 zones, accessory farm structures shall not exceed thirty-five (35) feet. In the RR-3, RR-2, RR-1, R-18, R-11 and VN zones, no accessory structure shall exceed fifteen (15) feet in height except that the Land Use Board may approve barn structures and garages to be as high as twenty (20) feet, provided that public notice of the requested approval is given by the applicant to all property owners within two hundred (200) feet of the subject property, and provided further that the Land Use Board concludes the following:
(a)
That the increase in height of the barn structure or garage above the otherwise limitation of fifteen (15) feet is necessary to achieve an architectural design that is compatible with the design and scale of the existing or proposed house on the subject property;
(b)
That the location of the proposed barn structure or garage will not block the vision of the people next door; and
(c)
That the proposed height of the proposed barn structure or garage does not increase the floor area of the accessory structure were it constructed at a height of fifteen (15) feet.